| Hertford to Aulnay-sous-Bois | 227.57 mi (366.24 km) |
| Hertford to Aulnoye-Aymeries | 202.56 mi (325.98 km) |
| Hertford to Auray | 313.33 mi (504.25 km) |
| Hertford to Aurillac | 488.50 mi (786.16 km) |
| Hertford to Auriol | 639.69 mi (1,029.48 km) |
| Hertford to Auterive | 588.01 mi (946.32 km) |
| Hertford to Autun | 388.22 mi (624.78 km) |
| Hertford to Auxerre | 320.42 mi (515.66 km) |
| Hertford to Avignon | 587.19 mi (944.98 km) |
| Hertford to Avion | 158.48 mi (255.06 km) |
| Hertford to Avon | 264.93 mi (426.36 km) |
| Hertford to Avranches | 222.33 mi (357.81 km) |
| Hertford to Avrille | 297.27 mi (478.41 km) |
| Hertford to Aytre | 394.04 mi (634.15 km) |
| Hertford to Bagneux | 232.46 mi (374.11 km) |
